diff options
Diffstat (limited to 'arch/arm64/crypto/sha512-ce-core.S')
| -rw-r--r-- | arch/arm64/crypto/sha512-ce-core.S | 37 |
1 files changed, 12 insertions, 25 deletions
diff --git a/arch/arm64/crypto/sha512-ce-core.S b/arch/arm64/crypto/sha512-ce-core.S index ce65e3abe4f2..91ef68b15fcc 100644 --- a/arch/arm64/crypto/sha512-ce-core.S +++ b/arch/arm64/crypto/sha512-ce-core.S @@ -102,28 +102,22 @@ .endm /* - * void sha512_ce_transform(struct sha512_state *sst, u8 const *src, - * int blocks) + * int __sha512_ce_transform(struct sha512_state *sst, u8 const *src, + * int blocks) */ .text -ENTRY(sha512_ce_transform) - frame_push 3 - - mov x19, x0 - mov x20, x1 - mov x21, x2 - +SYM_FUNC_START(__sha512_ce_transform) /* load state */ -0: ld1 {v8.2d-v11.2d}, [x19] + ld1 {v8.2d-v11.2d}, [x0] /* load first 4 round constants */ adr_l x3, .Lsha512_rcon ld1 {v20.2d-v23.2d}, [x3], #64 /* load input */ -1: ld1 {v12.2d-v15.2d}, [x20], #64 - ld1 {v16.2d-v19.2d}, [x20], #64 - sub w21, w21, #1 +0: ld1 {v12.2d-v15.2d}, [x1], #64 + ld1 {v16.2d-v19.2d}, [x1], #64 + sub w2, w2, #1 CPU_LE( rev64 v12.16b, v12.16b ) CPU_LE( rev64 v13.16b, v13.16b ) @@ -201,19 +195,12 @@ CPU_LE( rev64 v19.16b, v19.16b ) add v10.2d, v10.2d, v2.2d add v11.2d, v11.2d, v3.2d + cond_yield 3f, x4, x5 /* handled all input blocks? */ - cbz w21, 3f - - if_will_cond_yield_neon - st1 {v8.2d-v11.2d}, [x19] - do_cond_yield_neon - b 0b - endif_yield_neon - - b 1b + cbnz w2, 0b /* store new state */ -3: st1 {v8.2d-v11.2d}, [x19] - frame_pop +3: st1 {v8.2d-v11.2d}, [x0] + mov w0, w2 ret -ENDPROC(sha512_ce_transform) +SYM_FUNC_END(__sha512_ce_transform) |